Key Russian Warship Sinks After Ukraine Claims Missile Strike

A key Russian warship has sunk off the Ukrainian coast. Ukraine claims it conducted a missile strike on the vessel while Russia claims the damage was the result of a fire. The Pentagon cannot confirm if the damage was a result of a Ukrainian attack. Also, U.S. officials warn that Russia has amassed significant forces in eastern Ukraine, potentially signaling a brutal new offensive. CNN is inside towns on the brink of assault where civilians are taking shelter. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices